# Linde Data Booklet vs Stemco Fleet Manager

The clearest difference is update cadence: Stemco Fleet Manager at every 3 weeks against Linde Data Booklet's every 27 months. Linde Data Booklet's advantage is iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Linde Data Booklet ships an update every 27 months, Stemco Fleet Manager every 3 weeks. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Linde Data Booklet | Stemco Fleet Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 3 weeks** |
| Size | 20 MB | 83 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Linde GmbH](https://appshunter.io/developer/657403417) | [Stemco](https://appshunter.io/developer/1596782366) |

## What reviewers say

### Linde Data Booklet

[App page](https://appshunter.io/ios/app/linde-data-booklet/id1094377291)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Stemco Fleet Manager

[App page](https://appshunter.io/ios/app/stemco-fleet-manager/id1596782364)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Linde Data Booklet free?

Linde Data Booklet is free to download, with no in-app purchases.

### Is Stemco Fleet Manager free?

Stemco Fleet Manager is free to download, with no in-app purchases.

### Do Linde Data Booklet or Stemco Fleet Manager have ads?

Neither Linde Data Booklet nor Stemco Fleet Manager shows ads.

### Which is updated more often, Linde Data Booklet or Stemco Fleet Manager?

Linde Data Booklet ships an update every 27 months, and Stemco Fleet Manager every 3 weeks. Most recently, Linde Data Booklet was updated on October 15, 2026 and Stemco Fleet Manager on October 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*